弯头 DN 150-390EL¦M/b=3 d=/5S=7sc0 fm-20=12/

DN 150-3 90EL¦M/b=3 d=/5S=7sc0 fm-20=12/

BI 1100-16II SxF/T205

SO80(B)-16 FF b=430 D1=2770 D2=27

SP-2-0M S=4c50 RF0

WN40(B)-16 RF B

WN80-600RF SCH10S

BII 2800¡-3 RC70-

Wn100-900 RF Sl RFR

so 150-300 fm

BL 600-10 RF/u00e6/u009d/u00bfF0RF84/u00e6/u4